12 Pack Self-adhesive Acoustic Panels 12" X 10" X 0.4" - Sound Proof Foam Panels for walls with High Density, Y-Lined Design, Flame Resistant, Absorb Noise and Eliminate Echoes(Black)

12 Pack Self-adhesive Acoustic Panels 12" X 10" X 0.4" - Sound Proof Foam Panels for walls with High Density, Y-Lined Design, Flame Resistant, Absorb Noise and Eliminate Echoes(Black)